Home / 25,138.33-37,709.33-8,492.83

Finding the Fourth Proportional to 25,138.33, 37,709.33 and 8,492.83

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Solution

The fourth proportional to 25,138.33, 37,709.33 and 8,492.83 is: 12,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.33 : 37,709.33 = 8,492.83 : x
  2. Step 2: Convert to fraction form
    25,138.33/37,709.33 = 8,492.83/x
  3. Step 3: Cross multiply
    25,138.33x = 37,709.33 × 8,492.83
  4. Step 4: Simplify right side
    25,138.33x = 320,258,929.10
  5. Step 5: Solve for x
    x = 320,258,929.10/25,138.33
  6. Step 6: Final answer
    x = 12,739.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.